Set Appliance State:
Gas Off
| Isolate Mains Power to appliance as per TOPs P4 |
Turn Hot Water Tap On
Attach pressure tube to positive connection on FGA
Attach FGA tester to gas valve outlet pressure test point
Remove the left hand side panel if required
Attach FGA tester to gas valve outlet pressure test point
Remove the left hand side panel if required
| WARNING! - Mains voltage is expected during test follow TOPs P4 live testing procedure |
Measurement:
Reset appliance if required (press reset button once then release)
With the fan running measure the fan pressure.
The reading will be negative.
The pressure measured should read greater than -3.5 mb (e.g. -4mb)
Note:
When pressure gauge is removed the pressure test point
should be tightened and checked for gas tightness.
With the fan running measure the fan pressure.
The reading will be negative.
The pressure measured should read greater than -3.5 mb (e.g. -4mb)
Note:
When pressure gauge is removed the pressure test point
should be tightened and checked for gas tightness.
Isolate as per TOPs P4
and refit as necessary